From ec47eb6b0b450a4e82340b6de674104de3f0dc0a Mon Sep 17 00:00:00 2001 From: Mark Tinguely Date: Tue, 4 Dec 2012 17:18:06 -0600 Subject: xfs remove the XFS_TRANS_DEBUG routines Remove the XFS_TRANS_DEBUG routines. They are no longer appropriate and have not been used in years Signed-off-by: Mark Tinguely Reviewed-by: Christoph Hellwig Reviewed-by: Dave Chinner Signed-off-by: Ben Myers --- fs/xfs/xfs_buf_item.c | 106 -------------------------------------------------- 1 file changed, 106 deletions(-) (limited to 'fs/xfs/xfs_buf_item.c') diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 77b09750e92c..63c86c48014b 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -37,109 +37,6 @@ static inline struct xfs_buf_log_item *BUF_ITEM(struct xfs_log_item *lip) return container_of(lip, struct xfs_buf_log_item, bli_item); } - -#ifdef XFS_TRANS_DEBUG -/* - * This function uses an alternate strategy for tracking the bytes - * that the user requests to be logged. This can then be used - * in conjunction with the bli_orig array in the buf log item to - * catch bugs in our callers' code. - * - * We also double check the bits set in xfs_buf_item_log using a - * simple algorithm to check that every byte is accounted for. - */ -STATIC void -xfs_buf_item_log_debug( - xfs_buf_log_item_t *bip, - uint first, - uint last) -{ - uint x; - uint byte; - uint nbytes; - uint chunk_num; - uint word_num; - uint bit_num; - uint bit_set; - uint *wordp; - - ASSERT(bip->bli_logged != NULL); - byte = first; - nbytes = last - first + 1; - bfset(bip->bli_logged, first, nbytes); - for (x = 0; x < nbytes; x++) { - chunk_num = byte >> XFS_BLF_SHIFT; - word_num = chunk_num >> BIT_TO_WORD_SHIFT; - bit_num = chunk_num & (NBWORD - 1); - wordp = &(bip->__bli_format.blf_data_map[word_num]); - bit_set = *wordp & (1 << bit_num); - ASSERT(bit_set); - byte++; - } -} - -/* - * This function is called when we flush something into a buffer without - * logging it. This happens for things like inodes which are logged - * separately from the buffer. - */ -void -xfs_buf_item_flush_log_debug( - xfs_buf_t *bp, - uint first, - uint last) -{ - xfs_buf_log_item_t *bip = bp->b_fspriv; - uint nbytes; - - if (bip == NULL || (bip->bli_item.li_type != XFS_LI_BUF)) - return; - - ASSERT(bip->bli_logged != NULL); - nbytes = last - first + 1; - bfset(bip->bli_logged, first, nbytes); -} - -/* - * This function is called to verify that our callers have logged - * all the bytes that they changed. - * - * It does this by comparing the original copy of the buffer stored in - * the buf log item's bli_orig array to the current copy of the buffer - * and ensuring that all bytes which mismatch are set in the bli_logged - * array of the buf log item. - */ -STATIC void -xfs_buf_item_log_check( - xfs_buf_log_item_t *bip) -{ - char *orig; - char *buffer; - int x; - xfs_buf_t *bp; - - ASSERT(bip->bli_orig != NULL); - ASSERT(bip->bli_logged != NULL); - - bp = bip->bli_buf; - ASSERT(bp->b_length > 0); - ASSERT(bp->b_addr != NULL); - orig = bip->bli_orig; - buffer = bp->b_addr; - for (x = 0; x < BBTOB(bp->b_length); x++) { - if (orig[x] != buffer[x] && !btst(bip->bli_logged, x)) { - xfs_emerg(bp->b_mount, - "%s: bip %x buffer %x orig %x index %d", - __func__, bip, bp, orig, x); - ASSERT(0); - } - } -} -#else -#define xfs_buf_item_log_debug(x,y,z) -#define xfs_buf_item_log_check(x) -#endif - STATIC void xfs_buf_do_callbacks(struct xfs_buf *bp); /* @@ -429,7 +326,6 @@ xfs_buf_item_format( * Check to make sure everything is consistent. */ trace_xfs_buf_item_format(bip); - xfs_buf_item_log_check(bip); } /* @@ -915,8 +811,6 @@ xfs_buf_item_log_segment( mask = (1 << end_bit) - 1; *wordp |= mask; } - - xfs_buf_item_log_debug(bip, first, last); } /* -- cgit v1.2.3